1 2 #ifndef BOOST_FSM_BASE_EVENT_INCLUDED 3 #define BOOST_FSM_BASE_EVENT_INCLUDED 4 5 // Copyright Aleksey Gurtovoy 2002-2004 6 // 7 // Distributed under the Boost Software License, Version 1.0. 8 // (See accompanying file LICENSE_1_0.txt or copy at 9 // http://www.boost.org/LICENSE_1_0.txt) 10 // 11 // See http://www.boost.org/libs/mpl for documentation. 12 13 // $Id$ 14 // $Date$ 15 // $Revision$ 16 17 #include <memory> 18 #include <boost/config.hpp> 19 20 namespace fsm { namespace aux { 21 22 // represent an abstract base for FSM events 23 24 struct base_event 25 { 26 public: ~base_eventfsm::aux::base_event27 virtual ~base_event() {}; 28 29 #if defined(BOOST_NO_CXX11_SMART_PTR) 30 clonefsm::aux::base_event31 std::auto_ptr<base_event> clone() const 32 33 #else 34 35 std::unique_ptr<base_event> clone() const 36 37 #endif 38 39 { 40 return do_clone(); 41 } 42 43 private: 44 45 #if defined(BOOST_NO_CXX11_SMART_PTR) 46 47 virtual std::auto_ptr<base_event> do_clone() const = 0; 48 49 #else 50 51 virtual std::unique_ptr<base_event> do_clone() const = 0; 52 53 #endif 54 55 }; 56 57 }} 58 59 #endif // BOOST_FSM_BASE_EVENT_INCLUDED 60